I was looking for a thread about second moon in Othard and found this. Seems like there is serious lack of mentions of in Au Ra lore. Perhaps someone asked about it in an interview?

Quote Originally Posted by ObsidianFire View Post
One of the things the AST quests say about Dalamud is that Nocturnal stance still makes use of it's projected trajectory even though Dalamud itself isn't there anymore.
They got rid of Dalamud and now they are getting rid of Nocturnal stance...